I'm running my laptop with an external monitor. The laptop's built in monitor and the external monitor have wildly different DPI, so I scale the external monitor to match the DPI of the internal one:
...

I'm using Linux Mint Cinnamon on a macbook (with HiDPI display), the primary monitor looks great but the second one (which is not an HiDPI monitor) is terrible... by using xrandr I forced it to scale ...

I have a Chromebook Pixel 2, which has a HiDPI screen. My external monitor has the same resolution in width, but only about half the pixel density. I use Gnome's scaling settings to make things look ...

The left monitor native resolution is 1920x1200 in landscape mode.
The right monitor native resolution is 1280x1024 but rotated to portrait mode, so 1024x1280.
Because the mouse would get trapped in ...

I got a GUI program which will be executed along the OS (CentOS 6.6) boots.
The resolution configuration is programmed in the init part of the GUI program, my solution right now is get the resolution ...

I'm not sure exactly what the issue is here, it's manifesting as a few things.
I can't change the resolution of my monitor.
Neither flux not redshift can change the display colour balance.
I'm have ...

I want to write a script to clone my current desktop to another monitor, but I can't get the second monitors resolution to be set to the resolution of the primary monitor.
How can I automatically set ...

Everything used to work until recently. Now, whenever I connect my HDMI monitor to my laptop nothing happens. Running xrandr doesn't show the HDMI output. Can anyone help out? I've been trying to fix ...

I'm running Elementary OS Freya Beta 2 with dual displays. I added some xrandr commands to run at startup so the monitor I want is the primary monitor and that the dock starts on the right monitor. ...

I am using opensuse desktop with two screens, top and bottom. Only the bottom screen is touchscreen, which is USB touchscreen. Both monitors are used as a single screen.
I tried to configure the touch ...

I have a dual monitor setup with Compiz as window manager on Ubuntu 14.04. I can resize a window to stretch over both windows. However, while the physical display panels are a few centimeters apart, ...

I am using Manjaro with XFCE on a laptop (Thinkpad x240). I have a docking station (Thinkpad Ultra Dock) with a monitor connected and that works like a charm. Today, I received my second monitor and ...

I have a AMD Oland Radeon HD 8570 / R7 240 OEM GPU and a Viewsonic VG2437mc-LED monitor. Initially I couldn't get anything more that 1024x768 out of this setup until I found the following solution.
...

I have an ATI HD5770, connected to 2 monitors(DVI and DisplayPort).
When booting up ArchLinux the TTY display is duplicated between the two monitors as excepted, but when starting the X server(Awesome ...

I've been a Linux user for a while now and often find myself jumping around distros - and my latest landing spot is Fedora 20.
Now, I use HDMI out of my graphics card for my monitor. Something about ...

I have seen multiple solutions to problems similar to this online, but not one that worked for me. I am kind of a Linux newbie.
I am running Kubuntu 14.10. My screen resolution is currently at 1024 x ...

I'm on Arch Linux. HDMI output works fine with the gnome settings screen. But when I try to set it on a console using xrandr, arandr or lxrandr (xrandr --output HDMI1 --mode 1920x1080) all I get is an ...

From a currently running X11 session, I would like to provide run a VNC server such that it appears to my system as a second, “virtual” monitor – i.e. so that I can position it using xrandr and the ...